/*
 *  Copyright 2001-2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package ar.uba.fi.posgrado.economy.web.action.collect;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.collections.CollectionUtils;
import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import ar.uba.fi.posgrado.academy.model.Course;
import ar.uba.fi.posgrado.common.model.Student;
import ar.uba.fi.posgrado.economy.model.Customer;
import ar.uba.fi.posgrado.economy.model.Debt;
import ar.uba.fi.posgrado.economy.service.CollectService;
import ar.uba.fi.posgrado.economy.service.DebtService;
import ar.uba.fi.posgrado.economy.web.form.collect.CollectForm;
import ar.uba.fi.posgrado.economy.web.util.CollectTypeToLabelValueTransformer;

/**
 * Action que prepara la pagina de cobro.<br>
 * Recibe el id de la deuda.<br>
 * 
 * @author nicolas.gonzalez
 * @see Action
 */
public class PrepareCollectAction extends Action {

    /** Logger */
    private static Logger logger = Logger.getLogger(PrepareCollectAction.class);
    
    private DebtService debtService;
    private CollectService collectService;
    
    /**
     * IoC
     */
    public void setDebtService(DebtService debtService) {
        this.debtService = debtService;
    }

    /**
     * IoC
     */
    public void setCollectService(CollectService collectService) {
        this.collectService = collectService;
    }


    /**
     * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    @SuppressWarnings("unchecked")
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        if (logger.isDebugEnabled()) {
            logger.debug("Preparando la pantalla de cobro de deudas ...");
        }
        CollectForm form = (CollectForm)actionForm;
        Long debtId = form.getDebtId();
        
        Debt debt = this.debtService.getById(debtId);
        Customer customer = debt.getCustomer();
        Student student = debt.getStudent();
        Course course = debt.getCourse();
        Double maximumAvailable = this.collectService.getMaximumAvailable(customer.getAccount());
        String studentInfo = student.getSurnamePlusName() + ". DNI: " + student.getPersonalId();
        String courseInfo = course.getName();
        String customerInfo = customer.getCorporateName();
        
        if (logger.isDebugEnabled()) {
            logger.debug("Deuda a cobrar: " + debt);
        }
        
        Double debtBalance = this.debtService.getBalanceWithBenefitsAndDicounts(debt);
        
        form.setDebtOriginalBalance(debt.getOriginalBalance());
        form.setDebtBalance(debt.getBalance());
        form.setValue(debtBalance);
        form.setReason("");
        form.setDebtDiscAndBenefDescription(this.debtService.assembleDiscountsAndBenefitsDescription(debt));
        form.setAccountMaximumAvailableLabel(maximumAvailable);
        // Obliga a q el usuario lo cargue
        form.setAccountMaximumAvailable(null);
        form.setStudentInformation(studentInfo);
        form.setCourseInformation(courseInfo);
        form.setCustomerInformation(customerInfo);
        form.setDebtId(debtId);
        form.setDebtCustomerId(customer.getId());
        form.setCode("");
        
        List collectTypes = this.collectService.getAllCollectTypes();
        CollectionUtils.transform(collectTypes, new CollectTypeToLabelValueTransformer());
        form.setCollectTypeOptions(collectTypes);
        
        logger.info("Pantalla de cobro de deudas preparada con exito");
        return mapping.findForward("success");
    }
    
}
